Computer Knowledge Practice Bits for Competitive Exams

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1. When you are working on a document on Computer, which location the document temporarily stored ?
1. Random Access Memory
2. Read Only Memory
3. Central Processing Unit
4. Flash Memory
5. CD-Rom
2. The latest PC keyboards use a circuit that senses the movement by the change in its capacitance. What are these keyboards called ?
1. Mechanical Keyboards
2. Capacitance Keyboards
3. Qwerty Keyboards
4. Dvorak Keyboards
5. None
3. Transformation of data in into information is performed by which of the following ?
1. Peripherals
2. Memory
3. Storage
4. The Input-Output unite
5. The CPU
4. ____________ is collection of web pages and _______________ is the very first page that we see on opening of a website.
1. Home-page, Web-page
2. Web-site, Home-page
3. Web-page, Home-page
4. Web-page, Home-page
5. None of these
5. Which of the following registers is used to keep track of address of the memory location where the next instruction is located ?
1. Memory Data Register
2. Memory Address Register
3. Instruction Register
4. Program Counter
5. None of these
6. What tab is selected to cut, copy and paste in Microsoft Word ?
1. Insert
2. Tools
3. Special
4. Home
5. None of these
7. The most important or powerful computer in a typical network is ?
1. Network Desktop
2. Network Client
3. Network Server
4. Network Station
5. None of these 
8. Which kind of devices allows the user to add components and capabilities to a computer system ?
1. System boards
2. Expansion slots
3. Input devices
4. Output devices
5. Storage devices
9. To what temporary area can you store text and other data, and later paste them to another location ?
1. The clipboard
2. ROM
3. CD-ROM
4. The hard disk
5. None of these 
10. ____________ is the science that attempts to produce machines that display the same type of intelligence that humans do 
1. Nanoscience
2. Nanotechnology
3. Simulation
4. Artificial Intelligence (AI)
5. None of these
11. Computers use the ___________ number system to store data and perform calculations. 
1. Decimal
2. Hexadecimal
3. Octal
4. Binary
5. None of these 
12. A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is _____________ ?
1. Transponder 
2. Track
3. Transistor
4. Terminal
5. None of these 
13. To move to the ending of a page of text, press the ____________ key.
1. End
2. A
3. Page-up
4. Enter
5. None of these 
14. A ___________ contains specific rules and words that express the logical steps of an algorithm. 
1. Syntax
2. Programming structure
3. Programming language
4. Logic chart
5. None of these 
15. _________ tells the computer how to use its components. 
1. Utility
2. Network
3. Operating System
4. Application Program
5. None of these 
16. What is data backup ?
1. Adding more components to your network
2. Protecting data by copying it from the original source to a different destination
3. Filtering old data from the new data
4. Accessing data on tape
5. None of these 
17. This component is required to process data into information and consists of integrated circuitry.
1. Hard disk
2. RAM
3. CPU
4. ROM
5. None of these 
18. Who was the father of Punched Card Processing ?
1. Dr. Herman Hollerith
2. J. Presper Eckert
3. Charles Babbage
4. Blaise Pascal
5. None of these 
19. Office LANs that are spread geographically apart on a large scale can be connected using a corporate ________________
1. CAN
2. LAN
3. DAN
4. WAN
5. TAN
20. What is the process of copying software programs from secondary storage media to the hard disk called ?
1. Configuration
2. Download
3. Storage
4. Upload
5. Installation

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